if (typeof jQuery !== 'undefined' && typeof saveAs !== 'undefined') {
  ;(function ($) {
    $.fn.wordExport = function (fileName) {
      fileName =
        typeof fileName !== 'undefined' ? fileName : 'jQuery-Word-Export'
      var static = {
        mhtml: {
          top:
            'Mime-Version: 1.0\nContent-Base: ' +
            location.href +
            '\nContent-Type: Multipart/related; boundary="NEXT.ITEM-BOUNDARY";type="text/html"\n\n--NEXT.ITEM-BOUNDARY\nContent-Type: text/html; charset="utf-8"\nContent-Location: ' +
            location.href +
            '\n\n<!DOCTYPE html>\n' +
            '<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40">\n_html_</html>',
          head:
            '<head>\n<meta http-equiv="Content-Type" content="text/html; charset=utf-8">\n<style>\n_styles_\n</style>\n<!--[if gte mso 9]><xml><w:WordDocument><w:View>Print</w:View><w:TrackMoves>false</w:TrackMoves><w:TrackFormatting/><w:ValidateAgainstSchemas/><w:SaveIfXMLInvalid>false</w:SaveIfXMLInvalid><w:IgnoreMixedContent>false</w:IgnoreMixedContent><w:AlwaysShowPlaceholderText>false</w:AlwaysShowPlaceholderText><w:DoNotPromoteQF/><w:LidThemeOther>EN-US</w:LidThemeOther><w:LidThemeAsian>ZH-CN</w:LidThemeAsian><w:LidThemeComplexScript>X-NONE</w:LidThemeComplexScript><w:Compatibility><w:BreakWrappedTables/><w:SnapToGridInCell/><w:WrapTextWithPunct/><w:UseAsianBreakRules/><w:DontGrowAutofit/><w:SplitPgBreakAndParaMark/><w:DontVertAlignCellWithSp/><w:DontBreakConstrainedForcedTables/><w:DontVertAlignInTxbx/><w:Word11KerningPairs/><w:CachedColBalance/><w:UseFELayout/></w:Compatibility><w:BrowserLevel>MicrosoftInternetExplorer4</w:BrowserLevel><m:mathPr><m:mathFont m:val="Cambria Math"/><m:brkBin m:val="before"/><m:brkBinSub m:val="--"/><m:smallFrac m:val="off"/><m:dispDef/><m:lMargin m:val="0"/> <m:rMargin m:val="0"/><m:defJc m:val="centerGroup"/><m:wrapIndent m:val="1440"/><m:intLim m:val="subSup"/><m:naryLim m:val="undOvr"/></m:mathPr></w:WordDocument></xml><![endif]--></head>\n',
          body: '<body>_body_</body>'
        }
      }
      var options = {
        maxWidth: 624 //最大宽度
      }
      // Clone selected element before manipulating it
      var markup = $(this).clone()

      // Remove hidden elements from the output
      markup.each(function () {
        var self = $(this)
        if (self.is(':hidden')) self.remove()
      })

      // Embed all images using Data URLs
      var images = Array()
      var img = markup.find('img')
      // var img = new Image(); 用这一行的话，WPS不显示图片，用上面的——只兼容office Word。
      var mhtmlBottom = '\n'
      for (var i = 0; i < img.length; i++) {
        // Calculate dimensions of output image
        var w = Math.min(
          img[i].width == 0 ? options.maxWidth : img[i].width,
          options.maxWidth
        )
        var h =
          (img[i].height == 0 ? options.defaultLength : img[i].height) *
          (w / (img[i].width == 0 ? options.maxWidth : img[i].width))

        // Create canvas for converting image to data URL
        var canvas = document.createElement('CANVAS')
        canvas.width = w
        canvas.height = h
        // Draw image to canvas
        var context = canvas.getContext('2d')
        context.drawImage(img[i], 0, 0, w, h)
        // Get data URL encoding of image
        var uri = canvas.toDataURL('image/png')
        // console.log(i+":"+uri);
        $(img[i]).attr('src', img[i].src)
        img[i].width = w
        img[i].height = h

        mhtmlBottom += '--NEXT.ITEM-BOUNDARY\n'
        mhtmlBottom += 'Content-Location: ' + uri + '\n'
        mhtmlBottom +=
          'Content-Type: ' +
          uri.substring(uri.indexOf(':') + 1, uri.indexOf(';')) +
          '\n'
        mhtmlBottom +=
          'Content-Transfer-Encoding: ' +
          uri.substring(uri.indexOf(';') + 1, uri.indexOf(',')) +
          '\n\n'
        mhtmlBottom += uri.substring(uri.indexOf(',') + 1) + '\n\n'
      }

      mhtmlBottom += '--NEXT.ITEM-BOUNDARY--'

      //TODO: load css from included stylesheet
      var styles = ''

      // Aggregate parts of the file together
      var fileContent =
        static.mhtml.top.replace(
          '_html_',
          static.mhtml.head.replace('_styles_', styles) +
            static.mhtml.body.replace('_body_', markup.html())
        ) + mhtmlBottom

      // Create a Blob with the file contents
      var blob = new Blob([fileContent], {
        type: 'application/msword;charset=utf-8'
      })
      saveAs(blob, fileName + '.doc')
    }
  })(jQuery)
} else {
  if (typeof jQuery === 'undefined') {
    console.error('jQuery Word Export: missing dependency (jQuery)')
  }
  if (typeof saveAs === 'undefined') {
    console.error('jQuery Word Export: missing dependency (FileSaver.js)')
  }
}
